1 : <?php
2 : /*--------------------------------------------------------------------------+
3 : This file is part of eStudy.
4 : news/classes/class.NewsCategoryQuiz.inc.php
5 : - Modulgruppe: News
6 : - Beschreibung: Klasse für die News-Kategorie Quiz.
7 : - Version: 1.1.2.4, 24/01/08
8 : - Autor(en): Corinna Kropf <corinna.kropf@mni.fh-giessen.de>
9 : +---------------------------------------------------------------------------+
10 : This program is free software; you can redistribute it and/or
11 : modify it under the terms of the GNU General Public License
12 : as published by the Free Software Foundation; either version 2
13 : of the License, or any later version.
14 : +---------------------------------------------------------------------------+
15 : This program is distributed in the hope that it will be useful,
16 : but WITHOUT ANY WARRANTY; without even the implied warranty of
17 : MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 : GNU General Public License for more details.
19 : You should have received a copy of the GNU General Public License
20 : along with this program; if not, write to the Free Software
21 : Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
22 : +--------------------------------------------------------------------------*/
23 :
24 1 : require_once ("class.newscategory.inc.php");
25 :
26 : /**
27 : * Klasse für die News-Kategorie Quiz.
28 : * @package eStudy.News
29 : * @version 1.1.2.4, 24/01/08
30 : * @author Corinna Kropf <corinna.kropf@mni.fh-giessen.de>
31 : */
32 1 : class NewsCategoryQuiz extends NewsCategory
33 : {
34 : /**
35 : * Cache Objekt zur Abfrage von Modulinstallationen (Performance Tweak)
36 : * @var array
37 : */
38 : private $installCacheObject;
39 : /**
40 : * HTML-Template
41 : * @var Template
42 : */
43 : private $newsTemplate;
44 : /**
45 : * Konstruktor
46 : */
47 : public function __construct($catID, $courses, $categorySettings = null, $cacheObject = null)
48 : {
49 0 : parent::__construct($catID, $courses, $categorySettings);
50 0 : $this->installCacheObject = $cacheObject;
51 0 : $this->newsTemplate = new Template(PATH_TO_ROOT."news/templates/newsquiz.html");
52 0 : }
53 : /**
54 : * Muss angepasst werden, falls Modulgruppen umbenannt werden!
55 : * @see NewsCategory
56 : */
57 : public function isInstalled($courseID)
58 : {
59 0 : return Utilities::isInstalled("quiz", $courseID, $this->installCacheObject);
60 : }
61 : /**
62 : * @see NewsCategory
63 : */
64 : public function canSelectPeriod() {
65 0 : return true;
66 : }
67 : /**
68 : * @see NewsCategory
69 : */
70 : public function getNewsHeaderTitle($courseID = null, $type = null) {
71 0 : $newsCount = $this->news["count"];
72 0 : if ($newsCount > 0) $title = sprintf( $this->translate->_("%1\$s Lernquiz"), $newsCount);
73 0 : else $title = $this->translate->_("Keine neuen Lernquiz");
74 :
75 0 : return $title;
76 : }
77 :
78 : /**
79 : * @see NewsCategory
80 : */
81 : protected function getNewsByPeriod($courseID, $from, $to, $lastvisit, $usergroup = null) {
82 : // Neue Lernquiz/Klausuren
83 0 : if (isset($courseID) && isset($lastvisit) && isset($this->coursePreferences))
84 0 : {
85 0 : if(!is_numeric($courseID) || !is_numeric($lastvisit)) return null;
86 :
87 0 : global $db;
88 0 : $this->news = array();
89 :
90 : $sql = "SELECT * FROM quiz_exam JOIN quiz_course_exam ON quiz_exam.ExamID=quiz_course_exam.ExamID "
91 0 : ."WHERE Start>='".Data::toMysql(Output::echoDate("Y-m-d", (int)$this->getPeriod($courseID, $lastvisit))) ."' "
92 0 : ."AND Start<='".Data::toMysql(Output::echoDate("Y-m-d H:i:s")) ."' "
93 0 : ."AND CourseID='".Data::toMysql($courseID)."'";
94 0 : $this->news["data"] = $db->get_results($sql, ARRAY_A);
95 0 : if ($db->num_rows > 0) $this->news["count"] = $db->num_rows;
96 0 : else $this->news = null;
97 0 : }
98 :
99 0 : return $this->news;
100 : }
101 : /**
102 : * @see NewsCategory
103 : */
104 : protected function echoNewsEntry($entry, $courseID, $usergroup = null)
105 : {
106 0 : if(!isset($entry) || !isset($courseID)) return;
107 :
108 0 : $examArt = Data::toHTML($entry["Exam_Art"], false);
109 0 : $quizName = Data::toHTML($entry["Name"], false);
110 0 : $quizDesc = Utilities::chopText($entry["Beschreibung"], 150);
111 0 : $scriptPath = PATH_TO_ROOT."quiz/showExams.php";
112 0 : $quizExamID = Data::toHTML($entry["ExamID"], false);
113 0 : $courseChange = ($courseID ? "&changeToCourse=".Data::toHTML($courseID, false) : "");
114 :
115 0 : $g_Lesen = $this->translate->_("Lesen");
116 :
117 0 : eval($this->newsTemplate->GetTemplate());
118 0 : }
119 : }
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